those are the same weapons he used during the massacre. many law law enforcement agents pay people to turn in their guns. ktvu's john fowler tells us one county is taking that effort one step further. >> reporter: at the civic center a national first. >> we don't need that exposed to our young people. >> reporter: he set up a program, a twist on the first ever gun buy back next month. in addition to purchasing guns like these, police will also buy back violent video games. >> they will be destroyed. they are not going to be recirculated. >> reporter: one gamer group called for a national cease fire today on online shooter games and after trying to regulate violent games, he sneered at the national rifle association. i find it mind-boggling they suddenly cares about the harmful effects of video games. still experts don't agree whether video game violence increases real life violence. studies have failed to show a link between homicides and violent video games. >> that is how everything starts. with the videos. >> slippery slope to recalling